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Geisinger Medical Laboratories Test Catalog
SELENIUM |
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Geisinger Epic Procedure Code: LAB3035
Geisinger Epic ID: 34841
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SPECIMEN COLLECTION |
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Specimen type: |
Serum (preferred) or plasma | |||||||||||||||
Preferred collection container: |
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Alternate Collection Container: |
6 mL dark blue-top (K2 EDTA) tube
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Specimen required: |
2 mL aliquot serum or plasma; minimum 0.7 mL. | |||||||||||||||
Special notes: |
Do not use gel barrier tubes. | |||||||||||||||
Patient preparation: |
Patient should refrain from taking vitamin or mineral supplements for at least three (3) days before collection. | |||||||||||||||
| SPECIMEN PROCESSING |
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Specimen processing instructions: |
Centrifuge serum or plasma specimens within 1 hour of collection. Immediately separate serum or plasma specimens from the cells into special trace element collection vial(s). Transport as indicated. | |||||||||||||||
Transport temperature: |
Refrigerated. | |||||||||||||||
Specimen stability: |
Room Temperature: 8 hours. Refrigerated: 14 days. Frozen: 1 month. | |||||||||||||||
Rejection criteria: |
Stability limits exceeded. | |||||||||||||||
TEST DETAILS |
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Reference interval: |
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CPT code(s): |
84255 | |||||||||||||||
| Note: The billing party has sole responsibility for CPT coding. Any questions regarding coding should be directed to the payer being billed. The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only. | ||||||||||||||||
Test includes: |
Selenium level, serum or plasma. | |||||||||||||||
Methodology: |
Atomic Absorption Spectrophotometric (Colorimetric) |
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Synonyms: |
Quest test code 5507 SELE
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Clinical significance: |
Selenium is an element of parental nutrition. Monitoring the selenium concentrations is useful in assessing parental nutrition, especially recent intake. Concentrations are also monitored in children with proprionic acidemia who require special diets with supplements. | |||||||||||||||